Anna needed to let everyone in the music club know the time of its next meeting. She called two people and asked each of them to call two other people, and so on. If it takes one minute to call two people, how many phone calls were made during the fifth minute?

Albright, Becker, Chalmers, Dawkins, and Earl all entered the primary to seek election to the city council. Albright received 2000 more votes that Becker and 4000 fewer than Chalmers. Earl received 2000 votes fewer than Dawkins and 5000 votes more than Becker did. In what order did each person finish in the balloting?

Tom currently has 5 comic books in his collection and has subscribed to receive 5 new comic books each month. His uncle has 145 comic books, but sends 5 to each of his 3 nieces each month. In how many months will they have the same number of comic books?

You work as a health inspector and must visit each of the 15 restaurants in town once each week, In how many different orders can you make these inspections?

Monica takes one hour to wash a car and Hilary takes one hour to wash a car.  If they work together, how long will it take them to wash one car?

Ms. Daws has retired to a farm. She has 22 animals, both chickens and pigs. If she has 46 legs, how many of each animal does she have?

Six students were given 20 minutes to clean up the classroom after an eraser fight. They were angry and named 3 other accomplices. The principal added their friends to the clean up crew and changed the time limit. How much time did she give them to complete the job?

how many apartment buildings are to house 4500 people if each building can house 180 people?

Lamar works as a car audio technician. Last week a total of 27 cars came into his shop and he made a total of $3,049.73. If Lamar normally charges $99.99 for installation of a stereo and $149.99 for the installation of a speaker system, how many of each component did he install last week?

Meredith works at a blood bank. She needs to write a report of the ratio of type- a blood donated to tpye-o blood donated, but she lost this month's logs that had the quantities. She knows that last month 25 pints of tpye-a blood were donated and 42 pints of tpye-o blood were donated. She remebers that this month 55 pints of tpye-a blood were donated. if the ratio held true for this month, how can Meredith determine the amount of tpye-o blood donated